1234300403431 has 4 divisors (see below), whose sum is σ = 1267659873832. Its totient is φ = 1200940933032.

The previous prime is 1234300403429. The next prime is 1234300403471. The reversal of 1234300403431 is 1343040034321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1234300403431 - 2¹ = 1234300403429 is a prime.

It is a super-2 number, since 2×1234300403431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1234300403431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234300403471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16679735145 + ... + 16679735218.

It is an arithmetic number, because the mean of its divisors is an integer number (316914968458).

Almost surely, 2^{1234300403431} is an apocalyptic number.

1234300403431 is a deficient number, since it is larger than the sum of its proper divisors (33359470401).

1234300403431 is an equidigital number, since it uses as much as digits as its factorization.

1234300403431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33359470400.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1234300403431 its reverse (1343040034321), we get a palindrome (2577340437752).

The spelling of 1234300403431 in words is "one trillion, two hundred thirty-four billion, three hundred million, four hundred three thousand, four hundred thirty-one".